Question

Bài 4 tính hợp lý

f) (-46) + (-64)+(-91) - (-220)

g) 2².3¹-(1²⁰¹²+2012⁰):2

h) {47-[736:(5-3)⁴]}.2013

Answer 1

f: =-46-64-91+220

=220-110-91

=110-91=19

g: =4-2:2=3

h: ={47-736:2^4}*2013

=2013(47-184)

=-137*2013=-275781